1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portlet.search.action;
24  
25  import com.liferay.portal.kernel.search.OpenSearch;
26  import com.liferay.portal.kernel.util.ContentTypes;
27  import com.liferay.portal.kernel.util.StringPool;
28  import com.liferay.portal.search.PortalOpenSearchImpl;
29  import com.liferay.portal.util.PortalUtil;
30  import com.liferay.util.servlet.ServletResponseUtil;
31  
32  import javax.servlet.http.HttpServletRequest;
33  import javax.servlet.http.HttpServletResponse;
34  
35  import org.apache.struts.action.Action;
36  import org.apache.struts.action.ActionForm;
37  import org.apache.struts.action.ActionForward;
38  import org.apache.struts.action.ActionMapping;
39  
40  /**
41   * <a href="OpenSearchAction.java.html"><b><i>View Source</i></b></a>
42   *
43   * @author Brian Wing Shun Chan
44   */
45  public class OpenSearchAction extends Action {
46  
47      public ActionForward execute(
48              ActionMapping mapping, ActionForm form, HttpServletRequest request,
49              HttpServletResponse response)
50          throws Exception {
51  
52          try {
53              ServletResponseUtil.sendFile(
54                  response, null, getXML(request), ContentTypes.TEXT_XML_UTF8);
55  
56              return null;
57          }
58          catch (Exception e) {
59              PortalUtil.sendError(e, request, response);
60  
61              return null;
62          }
63      }
64  
65      protected byte[] getXML(HttpServletRequest request) throws Exception {
66          OpenSearch search = new PortalOpenSearchImpl();
67  
68          String xml = search.search(
69              request,
70              request.getRequestURL().toString() + StringPool.QUESTION +
71                  request.getQueryString());
72  
73          return xml.getBytes();
74      }
75  
76  }